Patents by Inventor Yuriy Kosobrodov

Yuriy Kosobrodov has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Cutting bit
    Patent number: 6663186
    Abstract: A cutting bit has a bit body, and a cutting element formed as a trihedron with three faces which form three rock destructing blades, so that the cutting bits can be turned to orient alternatively a respective one of the rock destructing blades in a cutting direction in the event of dulling or breaking of another one of the rock destructing blades.
    Type: Grant
    Filed: June 28, 1999
    Date of Patent: December 16, 2003
    Assignee: Champion Equipment Corp.
    Inventors: Yuriy Kosobrodov, Vincent Jue
  • Method of cutting and a cutting rotative bit
    Patent number: 5799741
    Abstract: A cutting, self-rotating, and self-sharpening tool has a rotatable cutting element, generally circular, which is mounted and displaced so that cutting element has an attack angle between 90.degree. and 120.degree., and a skew angle between 5.degree. and 40.degree.. The cutting element has a convex front face and relief and rake angles that vary along the perimeter of the cutting edge.
    Type: Grant
    Filed: February 26, 1996
    Date of Patent: September 1, 1998
    Assignee: Champion Equipment Corp.
    Inventors: Yuriy Kosobrodov, Vincent Jue